[Heller's extramucosal cardiomyotomy. Variations of technic. Clinical contribution].
D000293:Adolescent; D000328:Adult; D004931:Esophageal Achalasia / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male; D013536:Suture Techniques
La cardiomiotomia extramucosa di Heller. Variante di tecnica. Contributo clinico.